"It's 75 Degrees and Sunny Here in San Diego This

Essay

"It's 75 degrees and sunny here in San Diego this afternoon...," the weatherman droned on, repeating a phrase that probably should have been recorded and played on an endless loop.Tim looked at the previous year's high temperatures and noted that the average was 75 degrees with a standard deviation of 2.5 degrees and approximated a normal distribution.Armed with this evidence, determine:
(a)the probability of a daily temperature between 79 degrees F and 85 degrees F.
(b)the probability that the daily temperature exceeds 80 degrees F.
(c)the probability that the daily temperature is below 74 degrees F.